Color

#45bfaf

#45bfaf
hex#45bfaf
rgbrgb(69, 191, 175)
hslhsl(172, 49%, 51%)
oklchoklch(0.733 0.11 183)
Closest name: Emerald Bliss (#4cbdac)Relative luminance 0.4162

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#bf4555

#45bf72 · #4592bf

#af45bf · #bfaf45

Split-complementary

Open in tool →

#bf4592 · #bf7245

#7245bf · #bf4555 · #92bf45

Contrast

#45bfaf as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #2c8176 as the text (4.66:1)
  • AAA: use #215f57 as the text (7.4:1)
  • AA: or shift the background to #404040 (4.6:1)
  • AAA: or shift the background to #212121 (7.15:1)
Aaon black
9.32:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #45bfaf as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #45bfaf
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #45bfaf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45bfaf-a2bebe-d459a5-1f292d-e9f1ec?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md